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run code in 150+ php & hhvm versions
Bugs & Features
<?php $text1 = <<<EOD <tr class="aaa"> <td class="bbb"> <p> あああああ </p> </td> <tr> EOD; $text2 = <<<EOD <tr class="aaa"> <td class="bbb"> あああああ </td> <tr> EOD; $text1 = preg_replace_callback( '@(<br[^>]*+>)|\s*+</?+p>\s*+|(?<=<t(?:r|d))[^>]*+(?=>)@', function ($matches) { return isset($matches[1]) ? '、' : ''; }, $text1 ); $text2 = preg_replace_callback( '@(<br[^>]*+>)|</?+p>|(?<=<t(?:r|d))[^>]*+(?=>)@', function ($matches) { return isset($matches[1]) ? '、' : ''; }, $text2 ); var_dump($text1, $text2);
Output for 5.3.0 - 5.6.28, hhvm-3.10.0, 7.0.0 - 7.1.0
string(34) "<tr> <td>あああああ</td> <tr>" string(36) "<tr> <td> あああああ </td> <tr>"
Output for hhvm-3.12.0

Process exited with code 137.
Output for 4.4.3 - 4.4.9, 5.1.0 - 5.1.1, 5.1.3 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/2PrEN on line 23
Process exited with code 255.
Output for 4.4.2, 5.1.2
Parse error: syntax error, unexpected T_FUNCTION in /in/2PrEN on line 25
Process exited with code 255.
Output for 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/2PrEN on line 23
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/2PrEN on line 23
Process exited with code 255.
Output for 4.3.0
Parse error: parse error, unexpected T_FUNCTION in /in/c6Lu1 on line 23
Process exited with code 255.